Installing Rails needs a lot of patience. The command is simple “gem install rails”. But it is a resource hungry and a time consuming installation.
I started the installation at 00:00:00 HRS and it is 03:22:23 HRS now and the installation is still going on.
And look at the memory footprint of the ruby program that is installing rails.

And here is the Performance Statistics:

Why is an installation taking such a long time?
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